How to obtain the last index of a list?

Question

Suppose I\'ve the following list:

list1 = [1, 2, 33, 51]
                    ^
                    |
indices  0  1   2   3

How do I obtain the

Answer 1

the best and fast way to obtain last index of a list is using -1 for number of index , for example:

my_list = [0, 1, 'test', 2, 'hi']
print(my_list[-1])

out put is : 'hi'. index -1 in show you last index or first index of the end.